1 files changed, 147 insertions, 0 deletions
diff --git a/Xamarin.PropertyEditing.Mac/Controls/RequestResource/RequestResourcePanel.cs b/Xamarin.PropertyEditing.Mac/Controls/RequestResource/RequestResourcePanel.cs
new file mode 100644
index 0000000..394dec8
--- /dev/null
+++ b/Xamarin.PropertyEditing.Mac/Controls/RequestResource/RequestResourcePanel.cs
@@ -0,0 +1,147 @@
+using System;
+using System.ComponentModel;
+using AppKit;
+using CoreGraphics;
+using Xamarin.PropertyEditing.Drawing;
+using Xamarin.PropertyEditing.Mac.Resources;
+using Xamarin.PropertyEditing.ViewModels;
+
+namespace Xamarin.PropertyEditing.Mac
+{
+	internal class RequestResourcePanel : NSView
+	{
+		internal const string ResourceImageColId = "ResourceImage";
+		internal const string ResourceTypeColId = "ResourceType";
+		internal const string ResourceNameColId = "ResourceName";
+		internal const string ResourceValueColId = "ResourceValue";
+
+		private NSTableView resourceTable;
+		private ResourceTableDataSource dataSource;
+
+		private ResourceSelectorViewModel viewModel;
+		public ResourceSelectorViewModel ViewModel => this.viewModel;
+		private SimpleCollectionView collectionView => this.viewModel.Resources as SimpleCollectionView;
+		public Resource SelectedResource {
+			get {
+				return (this.resourceTable.SelectedRow != -1) ? this.collectionView [((int)this.resourceTable.SelectedRow)] as Resource : null;
+			}
+		}
+
+		NSProgressIndicator progressIndicator;
+
+		NSScrollView tableContainer;
+
+		RequestResourcePreviewPanel previewPanel;
+
+		public event EventHandler ResourceSelected;
+		public event EventHandler DoubleClicked;
+
+		private object selectedValue;
+
+		public RequestResourcePanel (ResourceSelectorViewModel viewModel, object value)
+		{
+			this.viewModel = viewModel;
+			this.viewModel.PropertyChanged += OnPropertyChanged;
+			Initialize (value);
+		}
+
+		private void OnPropertyChanged (object sender, PropertyChangedEventArgs e)
+		{
+			if (e.PropertyName == nameof (this.viewModel.IsLoading)) {
+				this.progressIndicator.Hidden = !this.viewModel.IsLoading;
+				this.tableContainer.Hidden = !this.progressIndicator.Hidden;
+				if (this.viewModel.IsLoading) {
+					this.progressIndicator.StartAnimation (null);
+				} else {
+					this.progressIndicator.StopAnimation (null);
+				}
+			}
+		}
+
+		private void Initialize (object selectedValue)
+		{
+			this.selectedValue = selectedValue;
+			Frame = new CGRect (10, 35, 630, 305);
+
+			var FrameHeightHalf = (Frame.Height - 32) / 2;
+			var FrameWidthHalf = (Frame.Width - 32) / 2;
+			var FrameWidthThird = (Frame.Width - 32) / 3;
+
+			this.progressIndicator = new NSProgressIndicator (new CGRect (FrameWidthThird, FrameHeightHalf, 32, 32)) {
+				Hidden = true,
+				Style = NSProgressIndicatorStyle.Spinning,
+				TranslatesAutoresizingMaskIntoConstraints = false,
+			};
+			AddSubview (this.progressIndicator);
+
+			this.resourceTable = new FirstResponderTableView {
+				AutoresizingMask = NSViewResizingMask.WidthSizable,
+				HeaderView = null,
+			};
+
+			this.dataSource = new ResourceTableDataSource (viewModel);
+			var resourceTableDelegate = new ResourceTableDelegate (dataSource);
+			resourceTableDelegate.ResourceSelected += (sender, e) => {
+				this.previewPanel.SelectedResource = SelectedResource;
+
+				this.selectedValue = BrushPropertyViewModel.GetCommonBrushForResource (SelectedResource);
+
+				ResourceSelected?.Invoke (this, EventArgs.Empty);
+			};
+			this.resourceTable.Delegate = resourceTableDelegate;
+			this.resourceTable.DataSource = dataSource;
+
+			NSTableColumn resourceImages = new NSTableColumn (ResourceImageColId) { Title = LocalizationResources.ResourceTableImageColumnTitle, Width = 32 };
+			this.resourceTable.AddColumn (resourceImages);
+
+			NSTableColumn resourceTypes = new NSTableColumn (ResourceTypeColId) { Title = LocalizationResources.ResourceTableTypeColumnTitle, Width = 150 };
+			this.resourceTable.AddColumn (resourceTypes);
+
+			NSTableColumn resourceName = new NSTableColumn (ResourceNameColId) { Title = LocalizationResources.ResourceTableNameColumnTitle, Width = 150 };
+			resourceTable.AddColumn (resourceName);
+
+			NSTableColumn resourceValue = new NSTableColumn (ResourceValueColId) { Title = LocalizationResources.ResourceTableValueColumnTitle, Width = 45 };
+			this.resourceTable.AddColumn (resourceValue);
+
+			this.resourceTable.DoubleClick += (object sender, EventArgs e) => {
+				DoubleClicked?.Invoke (this, EventArgs.Empty);
+			};
+
+			// create a table view and a scroll view
+			this.tableContainer = new NSScrollView (new CGRect (0, 0, resourceTable.TableColumns ()[0].Width + resourceTable.TableColumns ()[1].Width + resourceTable.TableColumns ()[2].Width + 10, Frame.Height)) {
+				TranslatesAutoresizingMaskIntoConstraints = false,
+			};
+
+			this.tableContainer.DocumentView = resourceTable;
+			AddSubview (this.tableContainer);
+
+			this.previewPanel = new RequestResourcePreviewPanel (new CGRect (Frame.Width - FrameWidthThird, 0, FrameWidthThird, Frame.Height));
+			AddSubview (this.previewPanel);
+
+			this.DoConstraints (new NSLayoutConstraint[] {
+				this.tableContainer.ConstraintTo (this, (t, c) => t.Width == c.Width - 190),
+				this.tableContainer.ConstraintTo (this, (t, c) => t.Height == c.Height),
+			});
+
+			ReloadData ();
+		}
+
+		internal void ReloadData ()
+		{
+			this.resourceTable.ReloadData ();
+
+			if (collectionView.Count > 0 && this.selectedValue != null) {
+				for (int i = 0; i < collectionView.Count; i++) {
+					var element = collectionView[i] as Resource;
+					var eType = element.GetType ();
+					var valuePropertyInfo = eType.GetProperty ("Value");
+					var elementValue = valuePropertyInfo.GetValue (element);
+					if (elementValue == this.selectedValue) {
+						this.resourceTable.SelectRow (i, false);
+						break;
+					}
+				}
+			}
+		}
+	}
+}